12 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... Hemorrhages • Focal areas ... to significant retinal ... ischemia causes ... macula, and/or retina
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Retina 11. ... Ocular Adverse Effects ... • Visual field defect ... differential #diagnosis #ophthalmology ... #causes
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... arrhythmias, congenital defects ... edema caused by ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Retinal Detachment on Ocular POCUS
61yo male with painless visual loss right eye.  Ocular POCUS reveals...?
Great
Retinal Detachment ... Great POCUS case ... showing retinal ... showing tethered retina ... henneberry_ryan #Retinal
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Afferent Pupil Defect ... Nerve Tumor • Retinal ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
nervefiber layer -> Retinal ... white or yellow areas ... of the terminal retinal ... lesions in the inner retinal ... around atrophic areas
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
shadows on the retina ... with visual field defect ... breaks • Positive ... Differential #Diagnosis #Ocular ... #ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Anisocoria - Pupillary Defects ... Differential Diagnosis Algorithm ... • Tumor (Lung, Breast ... Pupillary #Pupils #Defects ... #Causes #Ophthalmology
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
from choroid to retina ... Nutrients cannot reach retina ... products from retina ... circulation into the retina ... blood under the retina
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Differential Diagnosis Algorithm ... Degeneration (Wet, Dry) Retina ... - Visual field defects ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology